313635940

素因数分解:

$2^2\times 5^1\times {\mathrm{199}}^1\times {\mathrm{78803}}^1$

素因数の和:79011

約数の個数: 24

約数和(自身を含む): 661953600

約数和(自身を除く): 348317660

約数列:

[1, 2, 4, 5, 10, 20, 199, 398, 796, 995, 1990, 3980, 78803, 157606, 315212, 394015, 788030, 1576060, 15681797, 31363594, 62727188, 78408985, 156817970, 313635940]

約数ペア:

[(1, 313635940), (2, 156817970), (4, 78408985), (5, 62727188), (10, 31363594), (20, 15681797), (199, 1576060), (398, 788030), (796, 394015), (995, 315212), (1990, 157606), (3980, 78803)]